@rem Build janet on windows
@rem
@rem Open a "Windows SDK Command Shell" and cd to the janet directory
@rem Then run this script with no arguments to build the executable

@echo off

@rem Ensure correct command prompt
@if not defined INCLUDE goto :BADCMD

@rem Sub commands
@if "%1"=="help" goto HELP
@if "%1"=="clean" goto CLEAN
@if "%1"=="test" goto TEST
@if "%1"=="dist" goto DIST

@rem Set compile and link options here
@setlocal
@set JANET_COMPILE=cl /nologo /Isrc\include /c /O2 /W3 /LD /D_CRT_SECURE_NO_WARNINGS
@set JANET_LINK=link /nologo

mkdir build
mkdir build\core
mkdir build\mainclient
mkdir build\boot

@rem Build the xxd tool for generating sources
@cl /nologo /c tools/xxd.c /Fobuild\xxd.obj
@if errorlevel 1 goto :BUILDFAIL
@link /nologo /out:build\xxd.exe build\xxd.obj
@if errorlevel 1 goto :BUILDFAIL

@rem Generate the embedded sources
@build\xxd.exe src\mainclient\init.janet build\init.gen.c janet_gen_init
@if errorlevel 1 goto :BUILDFAIL
@build\xxd.exe src\boot\boot.janet build\boot.gen.c janet_gen_boot
@if errorlevel 1 goto :BUILDFAIL

@rem Build the generated sources
@%JANET_COMPILE% /Fobuild\mainclient\init.gen.obj build\init.gen.c
@if errorlevel 1 goto :BUILDFAIL
@%JANET_COMPILE% /Fobuild\boot\boot.gen.obj build\boot.gen.c
@if errorlevel 1 goto :BUILDFAIL

@rem Build the bootstrap interpretter
for %%f in (src\core\*.c) do (
    @%JANET_COMPILE% /DJANET_BOOTSTRAP /Fobuild\boot\%%~nf.obj %%f
    @if errorlevel 1 goto :BUILDFAIL
)
for %%f in (src\boot\*.c) do (
    @%JANET_COMPILE% /DJANET_BOOTSTRAP /Fobuild\boot\%%~nf.obj %%f
    @if errorlevel 1 goto :BUILDFAIL
)
%JANET_LINK% /out:build\janet_boot.exe build\boot\*.obj
@if errorlevel 1 goto :BUILDFAIL
build\janet_boot build\core_image.c

@rem Build the core image
@%JANET_COMPILE% /Fobuild\core_image.obj build\core_image.c
@if errorlevel 1 goto :BUILDFAIL

@rem Build the sources
for %%f in (src\core\*.c) do (
    @%JANET_COMPILE% /Fobuild\core\%%~nf.obj %%f
    @if errorlevel 1 goto :BUILDFAIL
)

@rem Build the resources
rc /nologo /fobuild\janet_win.res janet_win.rc

@rem Build the main client
for %%f in (src\mainclient\*.c) do (
    @%JANET_COMPILE% /Fobuild\mainclient\%%~nf.obj %%f
    @if errorlevel 1 goto :BUILDFAIL
)

@rem Link everything to main client
%JANET_LINK% /out:janet.exe build\core\*.obj build\mainclient\*.obj build\core_image.obj build\janet_win.res
@if errorlevel 1 goto :BUILDFAIL

@rem Gen amlag
setlocal enabledelayedexpansion
set "amalg_files="
for %%f in (src\core\*.c) do (
    set "amalg_files=!amalg_files! %%f"
)
janet.exe tools\amalg.janet src\core\util.h src\core\state.h src\core\gc.h src\core\vector.h src\core\fiber.h src\core\regalloc.h src\core\compile.h src\core\emit.h src\core\symcache.h %amalg_files% build\core_image.c > build\janet.c

echo === Successfully built janet.exe for Windows ===
echo === Run 'build_win test' to run tests. ==
echo === Run 'build_win clean' to delete build artifacts. ===
exit /b 0

@rem Not using correct command line
:BADCMD
@echo You must open a "Visual Studio .NET Command Prompt" to run this script
exit /b 1

@rem Show help
:HELP
@echo.
@echo Usage: build_windows [subcommand=clean,help,test,dist]
@echo.
@echo Script to build janet on windows. Must be run from the Visual Studio
@echo command prompt.
exit /b 0

@rem Clean build artifacts 
:CLEAN
del janet.exe janet.exp janet.lib
rd /s /q build
exit /b 0

@rem Run tests
:TEST
for %%f in (test/suite*.janet) do (
    janet.exe test\%%f
    @if errorlevel 1 goto :TESTFAIL
)
exit /b 0

@rem Build a dist directory
:DIST
mkdir dist
janet.exe tools\gendoc.janet > dist\doc.html

copy build\janet.c dist\janet.c
copy janet.exe dist\janet.exe
copy LICENSE dist\LICENSE
copy README.md dist\README.md
copy janet.lib dist\janet.lib
copy janet.exp dist\janet.exp
copy src\include\janet.h dist\janet.h
copy src\include\janetconf.h dist\janetconf.h
copy tools\cook.janet dist\cook.janet
copy tools\highlight.janet dist\highlight.janet
copy tools\jpm dist\jpm
copy tools\jpm.bat dist\jpm.bat
exit /b 0

:TESTFAIL
@echo.
@echo *******************************************************
@echo *** Tests FAILED -- Please check the error messages ***
@echo *******************************************************
exit /b 1

@rem Build failed
:BUILDFAIL
@echo.
@echo *******************************************************
@echo *** Build FAILED -- Please check the error messages ***
@echo *******************************************************
exit /b 1